class DingSDK::Shared::CheckStatus

* ‘expired_auth` - The authentication has expired and cannot be checked.
* `already_validated` - The authentication has already been validated.
* `rate_limited` - The authentication was rate limited and cannot be checked.
* `without_attempt` - No attempt was sent yet, so a check cannot be completed.
* `invalid` - The code is invalid.
* `valid` - The code is valid.
* `unknown` - The status is unknown.
CheckStatus - The status of the check. Possible values are: